prometheus/config/printer.go

90 lines
2.9 KiB
Go

// Copyright 2013 Prometheus Team
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package config
import (
"fmt"
"github.com/prometheus/prometheus/model"
"github.com/prometheus/prometheus/utility"
"strings"
)
func indentStr(indent int, str string, v ...interface{}) string {
indentStr := ""
for i := 0; i < indent; i++ {
indentStr += "\t"
}
return fmt.Sprintf(indentStr+str, v...)
}
func (config *Config) ToString(indent int) string {
global := config.Global.ToString(indent)
jobs := []string{}
for _, job := range config.Jobs {
jobs = append(jobs, job.ToString(indent))
}
return indentStr(indent, "%v\n%v", global, strings.Join(jobs, "\n"))
}
func labelsToString(indent int, labels model.LabelSet) string {
str := indentStr(indent, "labels {\n")
labelStrings := []string{}
for label, value := range labels {
labelStrings = append(labelStrings, indentStr(indent+1, "%v = \"%v\"", label, value))
}
str += strings.Join(labelStrings, ",\n") + "\n"
str += indentStr(indent, "}\n")
return str
}
func stringListToString(indent int, list []string) string {
listString := []string{}
for _, item := range list {
listString = append(listString, indentStr(indent, "\"%v\"", item))
}
return strings.Join(listString, ",\n") + "\n"
}
func (global *GlobalConfig) ToString(indent int) string {
str := indentStr(indent, "global {\n")
str += indentStr(indent+1, "scrape_interval = \"%s\"\n", utility.DurationToString(global.ScrapeInterval))
str += indentStr(indent+1, "evaluation_interval = \"%s\"\n", utility.DurationToString(global.EvaluationInterval))
if len(global.Labels) > 0 {
str += labelsToString(indent+1, global.Labels)
}
str += indentStr(indent+1, "rule_files = [\n")
str += stringListToString(indent+2, global.RuleFiles)
str += indentStr(indent+1, "]\n")
str += indentStr(indent, "}\n")
return str
}
func (job *JobConfig) ToString(indent int) string {
str := indentStr(indent, "job {\n")
str += indentStr(indent+1, "name = \"%v\"\n", job.Name)
str += indentStr(indent+1, "scrape_interval = \"%s\"\n", utility.DurationToString(job.ScrapeInterval))
for _, targets := range job.Targets {
str += indentStr(indent+1, "targets {\n")
str += indentStr(indent+2, "endpoints = [\n")
str += stringListToString(indent+3, targets.Endpoints)
str += indentStr(indent+2, "]\n")
if len(targets.Labels) > 0 {
str += labelsToString(indent+2, targets.Labels)
}
str += indentStr(indent+1, "}\n")
}
str += indentStr(indent, "}\n")
return str
}